665631472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{33469}}^1$

素因数の和:33601

約数の個数: 40

約数和(自身を含む): 1419395760

約数和(自身を除く): 753764288

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 452, 904, 1243, 1808, 2486, 4972, 9944, 19888, 33469, 66938, 133876, 267752, 368159, 535504, 736318, 1472636, 2945272, 3781997, 5890544, 7563994, 15127988, 30255976, 41601967, 60511952, 83203934, 166407868, 332815736, 665631472]

約数ペア:

[(1, 665631472), (2, 332815736), (4, 166407868), (8, 83203934), (11, 60511952), (16, 41601967), (22, 30255976), (44, 15127988), (88, 7563994), (113, 5890544), (176, 3781997), (226, 2945272), (452, 1472636), (904, 736318), (1243, 535504), (1808, 368159), (2486, 267752), (4972, 133876), (9944, 66938), (19888, 33469)]